Without GRAP, Delhi could have faced 60% more severe air pollution hours: Study

A study by IITM-Pune and CAQM reveals the Graded Response Action Plan (GRAP) significantly curbed Delhi’s hazardous air pollution. Without GRAP, the city would have experienced 60% more severe AQI hours and double the severe-plus AQI hours, preventing thousands of short-term deaths and saving years of life.